Download or read book Communication Long Ago and Today written by Lindsy Jo O'Brien and published by Capstone. This book was released on 2019-05-01 with total page 24 pages. Available in PDF, EPUB and Kindle. Book excerpt: Travel through time and discover how communication has changed over hundreds of years. From ancient cave paintings to high-tech computers, people throughout history have invented ways to communicate with each other. Learn about some of the key discoveries of the past and where communication technology is headed in the future. Filled with full-color illustrations, fact-packed text, andÊ hands-on experiments, this resource is perfect forÊ science fans, history lovers, and every kid in between.